Hot Water Systems in Granville Harbour
The 7469 postcode, covering Granville Harbour, Renison Bell, Trial Harbour and Zeehan and surrounding areas, is home to around 578 households. With many households already generating their own clean solar power, many are now looking at how they can make their entire home energy system more efficient, with hot water heating often the logical next step.
With hot water roughly accounting for a quarter of the average home's energy use, switching to an energy-efficient hot water system is one of the biggest opportunities for savings. Across Granville Harbour and the 7469 area, 2 homeowners have already switched from older electric storage and gas hot water systems to solar hot water or air-source heat pump systems that draw on clean, renewable power while also claiming the hot water rebates to reduce their hot water heater system cost. These highly-efficient systems not only help cut energy bills but also reduce carbon emissions and improve overall energy independence.
With Granville Harbour's climate delivering an average of 3.7 kWh/m² per day, conditions are ideal for hot water systems and hybrid heat pump systems that harness both sunlight and ambient air temperature to heat water efficiently all year round. When paired with existing rooftop solar power or solar batteries, the result is hot water that costs far less to run and is powered by clean, self-generated energy.
Hot Water Ranking
Postcode 7469
110th
State Wide
2606th
Australia Wide
Hot Water Installation Granville Harbour
Estimated daily energy to heat household water, comparing a resistive electric element with a high-efficiency heat pump. Demand shifts month-to-month using local climate patterns.
Energy Efficient Hot Water & Solar Power Granville Harbour
* Data from the Bureau of Meteorology. Closest station: N/A.
Solar Powered Hot WaterGranville Harbour
Illustrates how a typical 6.6 kW rooftop solar system can offset the daytime energy demand of a COP 5 heat pump hot water unit.
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Heat Pump Hot Water Systems for Granville Harbour
Compare heat pump hot water systems suitable for Granville Harbour's climate. These energy-efficient systems are designed to work in local temperature conditions and can significantly reduce your hot water energy costs.
Community Hot Water Statistics - Granville Harbour, 7469
Hot Water Demographics - Granville Harbour
Based on the Australian Bureau of Statistics 2021 Census (ABS), Granville Harbour has around 578 private dwellings, home to approximately 678 people. With an average household size of 2 people, and around 50 litres of hot water used per person each day in Australia, Granville Harbour households use approximately 100 litres of hot water daily, equating to a massive 0.1 million litres of hot water used across the suburb every single day.
Other census insights reinforce Granville Harbour's suitability for energy-saving improvements like energy-efficient or solar-powered hot water. The Granville Harbour community is home to 43 couple families with children and 21 one-parent families, meaning a large proportion of households face substantial hot water demand. With 84 homes owned with a mortgage and 142 owned outright, many residents also have the homeownership and growing equity that make switching to efficient hot water systems a practical way to lower expenses.
Granville Harbour is converting hot water demand to efficient systems faster than many peers, with 0.3% of dwellings already upgraded.
Hot water systems in Granville Harbour
In Granville Harbour, more locals are looking at upgrading to an energy efficient hot water system rather than sticking with old, power‑hungry units. With most homes here being separate houses and an average household size of around two people, a well‑sized heat pump hot water system, solar hot water system or modern electric hot water system can comfortably cover daily needs without wasting energy. Median household incomes are modest and mortgages relatively low, so keeping running costs down matters just as much as upfront hot water system price.
Granville Harbour enjoys strong sunlight for Tasmania, with average annual solar exposure of about 13.4 MJ/m² per day (roughly 3.7 kWh/m²/day). That makes a solar hot water heating system or heat pump hot water installation a logical step, especially for homeowners already thinking about rooftop solar. For many households, hot water can be one of the biggest energy users, so moving from older gas or resistive electric to an energy efficient hot water system can deliver substantial Annual Hot Water Energy Savings while improving comfort.
Across the 7469 postcode there are 342 occupied private dwellings, with a high share owned outright or with a mortgage and a solid number of long‑term families and over‑65s. That mix means reliability is crucial, whether you are considering the best hot water system Australia offers for a family home or a low‑maintenance option for a holiday place. Brands like Rheem heat pump hot water and Rheem solar hot water are popular for their proven performance, while Sanden heat pump units are often chosen for ultra‑high efficiency. Rinnai solar hot water and Chromagen solar hot water systems also appear where owners want strong solar performance and tidy roof layouts.
When you compare heat pump vs solar hot water, local conditions and roof space matter. A heat pump hot water system works like a reverse‑cycle air conditioner, drawing heat from the air, which suits shaded or wind‑exposed blocks. A solar hot water installation, paired with a quality solar hot water tank replacement, shines on sunnier, less shaded roofs. Many Granville Harbour homes already have or are considering PV solar, so using excess daytime generation for an electric hot water system or heat pump on a timer can be a smart way to reduce hot water system cost over the life of the unit.
Typical annual bill savings for local upgrades can look like:
• Old electric to heat pump: save around $350–$650 per year • Gas to heat pump: save roughly $300–$550 per year • Gas to solar hot water: save about $250–$500 per year • Old electric to modern electric with solar: save around $200–$450 per year
While only 2 efficient hot water installations (heat pump and solar) are on record in the postcode since 2001, with individual installs in 2009 and 2014, that low base simply shows how much room there is for Granville Harbour households to move away from gas and older electric systems. As power prices and interest in all‑electric homes rise, more residents are asking about the most efficient hot water system, solar hot water vs electric hot water, and electric hot water vs gas hot water for their particular dwelling.
Hot Water Rebates, Tariffs & Savings
Granville Harbour homeowners are increasingly curious about replacing ageing gas or off‑peak cylinders with a heat pump hot water system, solar hot water system or high‑efficiency electric hot water system. Federal incentives such as Small‑scale Technology Certificates (STCs) can act like an upfront discount on eligible heat pump and solar hot water installation, effectively trimming the solar hot water price or heat pump hot water price by a substantial percentage. On top of that, Tasmanian hot water rebate TAS programs and occasional electric hot water system rebate offers can further reduce hot water installation costs.
For many homes, combining a hot water rebate TAS scheme with a well‑timed upgrade can cut payback periods to just a few years, especially if you already have solar and use timers or solar diversion to heat water when the sun is out. It is common for an efficient hot water upgrade to shave hundreds of dollars a year off bills, while a quality system from brands like Rheem, Sanden or Rinnai should provide reliable hot water repair support and long service life. If issues ever arise, local solar hot water repair and general hot water repair services can usually address faults without needing a full solar hot water tank replacement.
If you are in Granville Harbour and your current unit is more than 10 years old, running out of hot water, or costing a fortune to run, it may be time to look at a hot water upgrade. Whether you are weighing solar hot water vs electric hot water, comparing the best heat pump hot water system options, or simply want a straightforward electric hot water installation, it pays to speak with experienced hot water TAS specialists. With Granville Harbour’s solid solar resource and growing interest in sustainability, efficient hot water systems can help lower your bills, cut emissions and future‑proof your home. Connect with trusted local experts for personalised advice on the right hot water system for your property and budget.
Nearby Suburbs
See Also
- Learn more about solar power in Granville Harbour
- Learn more about solar batteries in Granville Harbour
- Learn more about using split systems for heating in Granville Harbour
- Learn more about air-conditioning in Granville Harbour
- Hot water in Strahan, TAS
- Using efficient hot water systems in Renison Bell, TAS
